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1 . 已知函数
在
处取得极小值
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92aebe265ba5f98c35ea7bb23cecc1b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29a44d321ae2abfc4e566933a92637d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c6ce02259a85ea191541f4a708738f1.png)
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2 . 今天是星期四,那么
天后是星期______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6de6844746541b0da6b8b69d0f342a2.png)
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3 . 一个乒乓球从
高的桌面上落下,每次反弹的高度都是原来高度的
,则乒乓球至少在第______ 次着地时,它所经过的总路程会超过
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b249c222293a0df29234b4e983ceb11c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/290b233ee2c0b377fe0154cd8887d347.png)
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4 . 曲线
在点
处的切线方程为______ ;若当
时,
恒成立,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a055e57ab673eefa580064484efb6f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29343388ca8b33dc98325e65382b38a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636289ad84b4a3a51095dd32ca201f94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7329ba10212286a83bffb9bb24353423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5 . 若函数
在区间
上单调递增,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84570de5269ea28d02e127f20f1e1056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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6 . 已知定义域为
的偶函数
满足
,且当
时,
,若将方程
实数解的个数记为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e7bebd637ed0828fdcc578537941aa5.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e04b4cd16224102ef696222caa56ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1376168658dbe7f5b7f4d75fb1db545a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a18ca67c2770b98f36dbfd802595a95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed105a1181ec4d5678ce4358097b168.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e7bebd637ed0828fdcc578537941aa5.png)
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7 . 已知函数
的最小正周期为
,若
,且
是
的一个极值点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa8157130b8d67de650cc5ac7153e8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5b482f817d4c38a43c3913633dfeae9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
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8 . 关于
的方程
的解是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18c9e3f9b99159769d8f2b927d5bb50.png)
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9 . 如图,为测量武汉防汛纪念碑
的高度及取景点
与
之间的距离(
在同一水平面上,雕像垂直该水平面于点
,且
三点共线),华中师大一附中研究性学习小组同学在
三点处测得顶点
的仰角分别为
,若
米,则纪念碑的高度为______ 米,取景点
与
之间的距离为______ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f3742cd450167b29043ef1b279035.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28855a0db693584aabac1df99dfade3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9909276965b7e30b049baf8b7685a39b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcf25374feb1009a02e4e0e295a534b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8edde684ea8c966ad3ae0e99d839ad28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
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10 . 如图,已知
是水平放置的
用斜二测画法画出的直观图,
在
轴上,
与
轴垂直,且
,则
的边
上的高为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22ed6cbf3f2963a662c3a96a5628d1bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea74bcb2642f3bdeb0f6d67b5baca43a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94fc124a9e54104620f3862f99ba3f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a85c632e08ce1b355808bc7a9ad9a051.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94fc124a9e54104620f3862f99ba3f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eb63eab9f3e7554728a72366084d832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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